Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Lg Chem, Ltd

Korea University Research and Business Foundation

Korea University Industrial Academic Collaboration Foundation

Techno Polymer Company Limited

Nhn Business Platform Corporation

Lg Chemical Co., Ltd.

Sung-Ho Lee

Chang-Hwan Hwang

Jin-Soo Park

Chol-Ho Hwang

Jae-Hak Choi

Keun-Chul Hwang

Chan-Hong Lee

Jae-Min Kim

Yong-yeon Hwang

Soon-Young Yoon

June Moon

Sung-woo Park

Jong-chan Kwon

Chung-Ryul Chang

Jang-Ho Shim

Ki-Young Nam

Jong-Hyuk Kang

In-Kyu Lee

Jae-Yun Ko

Young-Ho Choi

Gum-Sool Kim

Yong-Ho Yoo

Hyun-Joo Cha

Hee-Dong Park

Tae-Hak Kim

Yongjoo Song

Seung-won Kang

Dong-Yup Lee

Jae-Gon Kim

Seung-ryong Jeon

Seok-Hwan Park

Tae-Jung Park

Jinwoo Kim

Jae-Yeon Song

Jin Sung Choi

Joon-Suh Kim

Sung-Tae Kim

Yong-Seok Kim

Tae-Hee Lee

In-Seok Hwang

Byeong-Doo Choi

Sang-Gyun Woo

Eric Yip

Gee-Hong Yoon

Hyung-Jin Kim

Jin Hyeock Choi

Sang-hun Jeon

In-Hyuk Choi

Sung-Jea Ko

Jang-Hoon Yang

Jin Kuk Hong

Young-Kwan Kim

Ho-Joong Kwon

Masaaki Mawatari

Young-Sik Jung

Deok-Jin Kim

Stepan Tuliakov

Yun-seong Cho

Yong-Sung Kang

Min-Chol Song

Jong-Won Paek

Woong-jae Song

Sang-Hee Bang

Yong-Yeon Hwang

Kyoung-Young Kim

Hyun-Seok Hong

Hee-Chul Han

A display driving circuit includes a gamma generator configured to output, to nodes, gamma voltages having different voltage levels, and a selector configured to select one of the nodes to which the gamma voltages are output, and output a voltage of the selected one of the nodes. The display driving circuit further includes a voltage regulator configured to selectively input a first current to the selected one of the nodes and output a second current from the selected one of the nodes, based on the voltage of the selected one of the nodes, to adjust a voltage level of the voltage of the selected one of the nodes to a voltage level of a respective one of the gamma voltages that is output to the selected one of the nodes.

Display driving circuit for accelerating voltage output to data line

The present invention relates to a technology for a sensor network, machine to machine (M2M) communication, machine type communication (MTC), and the Internet of things (IoT). The present invention can be utilized for intelligent services (smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security and safety-related services, and the like) based on the technology. The present invention relates to an efficient image processing method and device for virtual reality content, and according to one embodiment of the present invention, the image processing method for projecting an image of virtual reality content comprises the steps of: acquiring a first planar image projected by dividing a front part and a rear part of a spherical image for expressing a 360-degree image; generating a second planar image projected by sampling the first planar image on the basis of a pixel position; and encoding the second planar image.

Image processing method and device for projecting image of virtual reality content

A connecting component with a waterproof device according to one embodiment may include: a case having an insertion hole into which an external device is inserted; and the waterproof device may include: a body portion disposed to surround a peripheral portion of the insertion hole; and a protrusion extending from the body portion and protruding in a direction parallel to an insertion direction of the external device. Other embodiments are also possible.

Connecting component with waterproof device and electronic device including the same

A display apparatus and a method for controlling the display apparatus are provided. The display apparatus includes a display panel unit, a reflector disposed on the display panel unit, a radiator, an illumination sensing unit, and a controller. A color of the reflector is changeable according to a temperature thereof, and the reflector is positioned to reflect light incident on the reflector from outside the display apparatus. The heat radiator generates heat to control the temperature of the reflector, and the illumination sensing unit senses an illumination value of light incident on the display apparatus from outside. The controller controls the heat radiator to change the temperature of the reflector according to the illumination value sensed by the illumination sensing unit.

Display apparatus and method for controlling temperature in display apparatus thereof

A semiconductor device includes a plurality of lower electrodes on a substrate, with each of the lower electrodes extending in a height direction from the substrate and including sidewalls, the lower electrodes being spaced apart from each other in a first direction and in a second direction, a plurality of first supporting layer patterns contacting the sidewalls of the lower electrodes, the first supporting layer patterns extending in the first direction between ones of the lower electrodes adjacent in the second direction, a plurality of second supporting layer patterns contacting the sidewalls of the lower electrodes, the second supporting layer pattern extending in the second direction between ones of the lower electrodes adjacent in the first direction, the plurality of second supporting layer patterns being spaced apart from the plurality of first supporting layer patterns in the height direction.

Methods of manufacturing semiconductor devices

Semiconductor devices and methods of manufacturing the same

A method and an apparatus maximize the capacity of a wireless communication network by taking into consideration inter-cell interference coordination. A home cell's capacity sensitivity to interference is calculated. At least one neighbor cell's capacity sensitivity to interference is collected. And at least one UE located in the home cell is scheduled based on the home cell's capacity sensitivity and the neighbor cell's capacity sensitivity. Accordingly, it is possible to achieve power and allocation control to maximize the capacity of the overall network including neighbor cells increase the system capacity in a cellular system in which inter-cell interference is large, and adaptively perform a UE scheduling in real time to changing distribution of UEs because information on a change in the capacity of each cell is shared by periods.

User equipment scheduling method in cellular uplink communication system and base station apparatus therefor

A battery cover device for a portable terminal is provided. The battery cover device includes a battery recess formed on a surface of the terminal, a cover plate adapted to attach to and detach from a surface of the terminal to cover the battery recess, and a push rod adapted to protract to and retract from a surface of the terminal. The push rod receives elastic force to protrude from a surface of the terminal and release the cover plate from the terminal. The battery cover device is advantageous in that the cover plate can be easily released by using the push rod or elastic piece, and a battery pack can be easily mounted on a slim terminal.

Battery cover device for portable terminal

An apparatus and method controls transmission power by a Base Station (BS) of a wireless communication system by considering a path loss between the BS and a terminal and interference affecting adjacent cells. A receiver receives information about interference from adjacent BSs and a terminal. A calculator calculates transmission power of the terminal using the information about interference received from the adjacent BSs and the terminal. The information about interference received from the adjacent BSs comprises Noise & Interference (NI) values, and the information about interference received from the terminal includes a path loss value.

Apparatus and method for controlling transmission power in wireless communication system

Provided is an apparatus and method for transmitting a channel sounding signal from a user terminal in a multiple antenna system. In the method, a channel for each of a plurality of antennas is estimated. The receiving signal power of each of the antennas is calculated using the channel information obtained through the channel estimation. The antenna with the highest RX signal power is selected. Therefore, it is possible to enhance the signal reception performance of the user terminal.

Apparatus and method for transmitting channel sounding signal in wireless communication system

An apparatus and method for controlling a transmit power of a sounding signal in a wireless communication system are provided. The method includes estimating a downlink Carrier to Interference and Noise Ratio (CINR) using at least one signal received from a Base Station (BS), determining a transmit power level for a sounding signal using a target CINR for the sounding signal, wherein the target CINR is determined based on the downlink CINR and multi-target CINR information, and transmitting the sounding signal according to the transmit power level.

Apparatus and method for uplink power control in wireless communication system

A method and apparatus for performing codebook-based precoding in a Multiple Input Multiple Output (MIMO) wireless communication system are provided. In a method for operating a Base Station (BS) in a MIMO wireless communication system, a reference signal including pilot signals, which are divided by a predefined number of bands and are multiplied by respective codes in a codebook, is transmitted. One or more Mobile Stations (MSs) destined for spatial multiple access are selected using an index of a band and CQI of the band corresponding to the index, which are fed back from one or more MSs. A precoding matrix is generated to process data streams of the selected one or more MSs.

Apparatus and method for precoding by midamble in multiple input multiple output wireless communication system

Entry of a synchronous speed of a rotor can be facilitated by increasing a starting torque by adjusting a magnetization application time for magnetizing the rotor according to whether or not a starting capacitor is used. The present invention includes: a control unit that outputs a control signal for controlling an application time of a magnetizing current according to whether or not a starting capacitor is used; and a switch that supplies power to an exciting coil according to the control signal outputted from the control unit.

Starting control apparatus and method for motor

An apparatus and a method for determining an optimum integer perturbation vector of a low complexity in a multiple antenna system include a transmitter that transmits data using an optimum integer perturbation vector of a low complexity in a multiple antenna system includes a module pre-processor, a shift pre-processor, and a precoder. The modulo pre-processor adds an integer perturbation vector to a transmission signal vector. The shift pre-processor phase-shifts a pseudo inverse matrix of a channel matrix using a phase angle. The precoder precodes a transmission signal vector perturbed by the integer perturbation vector using the phase-shifted pseudo inverse matrix of the channel matrix.

Apparatus and method for determining optimum integer perturbation vector of low complexity in multiple antenna system

Provided is an apparatus and method for enhancing a demodulation performance of a receiver in a Broadband Wireless Access (BWA) system. A receiving apparatus in a broadband wireless communication system includes an estimator, a first calculator, and a second calculator. The estimator estimates a desired signal. The first calculator calculates a correlation matrix of a signal obtained by eliminating the estimated desired signal from a Received (RX) signal. The second calculator performs an interference elimination using the correlation matrix.

Receiving apparatus and method in broadband wireless access system

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Seoul, South Korea

Sung-Ho Lee